source: rtems/cpukit/libnetworking/arpa/nameser_compat.h @ 471bcf0

4.104.114.84.95
Last change on this file since 471bcf0 was 39e6e65a, checked in by Joel Sherrill <joel.sherrill@…>, on Aug 19, 1998 at 9:32:28 PM

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1/* Copyright (c) 1983, 1989
2 *    The Regents of the University of California.  All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 * 3. All advertising materials mentioning features or use of this software
13 *    must display the following acknowledgement:
14 *      This product includes software developed by the University of
15 *      California, Berkeley and its contributors.
16 * 4. Neither the name of the University nor the names of its contributors
17 *    may be used to endorse or promote products derived from this software
18 *    without specific prior written permission.
19 *
20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
30 * SUCH DAMAGE.
31 */
32
33/*
34 *      from nameser.h  8.1 (Berkeley) 6/2/93
35 *      From: Id: nameser_compat.h,v 8.9 1998/03/20 23:25:10 halley Exp
36 *      $Id$
37 */
38
39#ifndef _ARPA_NAMESER_COMPAT_
40#define _ARPA_NAMESER_COMPAT_
41
42#define __BIND          19950621        /* (DEAD) interface version stamp. */
43
44#include <machine/endian.h>
45
46#if !defined(BYTE_ORDER) || \
47    (BYTE_ORDER != BIG_ENDIAN && BYTE_ORDER != LITTLE_ENDIAN && \
48    BYTE_ORDER != PDP_ENDIAN)
49        /* you must determine what the correct bit order is for
50         * your compiler - the next line is an intentional error
51         * which will force your compiles to bomb until you fix
52         * the above macros.
53         */
54  error "Undefined or invalid BYTE_ORDER";
55#endif
56
57/*
58 * Structure for query header.  The order of the fields is machine- and
59 * compiler-dependent, depending on the byte/bit order and the layout
60 * of bit fields.  We use bit fields only in int variables, as this
61 * is all ANSI requires.  This requires a somewhat confusing rearrangement.
62 */
63
64typedef struct {
65        unsigned        id :16;         /* query identification number */
66#if BYTE_ORDER == BIG_ENDIAN
67                        /* fields in third byte */
68        unsigned        qr: 1;          /* response flag */
69        unsigned        opcode: 4;      /* purpose of message */
70        unsigned        aa: 1;          /* authoritive answer */
71        unsigned        tc: 1;          /* truncated message */
72        unsigned        rd: 1;          /* recursion desired */
73                        /* fields in fourth byte */
74        unsigned        ra: 1;          /* recursion available */
75        unsigned        unused :1;      /* unused bits (MBZ as of 4.9.3a3) */
76        unsigned        ad: 1;          /* authentic data from named */
77        unsigned        cd: 1;          /* checking disabled by resolver */
78        unsigned        rcode :4;       /* response code */
79#endif
80#if BYTE_ORDER == LITTLE_ENDIAN || BYTE_ORDER == PDP_ENDIAN
81                        /* fields in third byte */
82        unsigned        rd :1;          /* recursion desired */
83        unsigned        tc :1;          /* truncated message */
84        unsigned        aa :1;          /* authoritive answer */
85        unsigned        opcode :4;      /* purpose of message */
86        unsigned        qr :1;          /* response flag */
87                        /* fields in fourth byte */
88        unsigned        rcode :4;       /* response code */
89        unsigned        cd: 1;          /* checking disabled by resolver */
90        unsigned        ad: 1;          /* authentic data from named */
91        unsigned        unused :1;      /* unused bits (MBZ as of 4.9.3a3) */
92        unsigned        ra :1;          /* recursion available */
93#endif
94                        /* remaining bytes */
95        unsigned        qdcount :16;    /* number of question entries */
96        unsigned        ancount :16;    /* number of answer entries */
97        unsigned        nscount :16;    /* number of authority entries */
98        unsigned        arcount :16;    /* number of resource entries */
99} HEADER;
100
101#define PACKETSZ        NS_PACKETSZ
102#define MAXDNAME        NS_MAXDNAME
103#define MAXCDNAME       NS_MAXCDNAME
104#define MAXLABEL        NS_MAXLABEL
105#define HFIXEDSZ        NS_HFIXEDSZ
106#define QFIXEDSZ        NS_QFIXEDSZ
107#define RRFIXEDSZ       NS_RRFIXEDSZ
108#define INT32SZ         NS_INT32SZ
109#define INT16SZ         NS_INT16SZ
110#define INADDRSZ        NS_INADDRSZ
111#define IN6ADDRSZ       NS_IN6ADDRSZ
112#define INDIR_MASK      NS_CMPRSFLGS
113#define NAMESERVER_PORT NS_DEFAULTPORT
114
115#define S_ZONE          ns_s_zn
116#define S_PREREQ        ns_s_pr
117#define S_UPDATE        ns_s_ud
118#define S_ADDT          ns_s_ar
119
120#define QUERY           ns_o_query
121#define IQUERY          ns_o_iquery
122#define STATUS          ns_o_status
123#define NS_NOTIFY_OP    ns_o_notify
124#define NS_UPDATE_OP    ns_o_update
125
126#define NOERROR         ns_r_noerror
127#define FORMERR         ns_r_formerr
128#define SERVFAIL        ns_r_servfail
129#define NXDOMAIN        ns_r_nxdomain
130#define NOTIMP          ns_r_notimpl
131#define REFUSED         ns_r_refused
132#define YXDOMAIN        ns_r_yxdomain
133#define YXRRSET         ns_r_yxrrset
134#define NXRRSET         ns_r_nxrrset
135#define NOTAUTH         ns_r_notauth
136#define NOTZONE         ns_r_notzone
137
138#define DELETE          ns_uop_delete
139#define ADD             ns_uop_add
140
141#define T_A             ns_t_a
142#define T_NS            ns_t_ns
143#define T_MD            ns_t_md
144#define T_MF            ns_t_mf
145#define T_CNAME         ns_t_cname
146#define T_SOA           ns_t_soa
147#define T_MB            ns_t_mb
148#define T_MG            ns_t_mg
149#define T_MR            ns_t_mr
150#define T_NULL          ns_t_null
151#define T_WKS           ns_t_wks
152#define T_PTR           ns_t_ptr
153#define T_HINFO         ns_t_hinfo
154#define T_MINFO         ns_t_minfo
155#define T_MX            ns_t_mx
156#define T_TXT           ns_t_txt
157#define T_RP            ns_t_rp
158#define T_AFSDB         ns_t_afsdb
159#define T_X25           ns_t_x25
160#define T_ISDN          ns_t_isdn
161#define T_RT            ns_t_rt
162#define T_NSAP          ns_t_nsap
163#define T_NSAP_PTR      ns_t_nsap_ptr
164#define T_SIG           ns_t_sig
165#define T_KEY           ns_t_key
166#define T_PX            ns_t_px
167#define T_GPOS          ns_t_gpos
168#define T_AAAA          ns_t_aaaa
169#define T_LOC           ns_t_loc
170#define T_NXT           ns_t_nxt
171#define T_EID           ns_t_eid
172#define T_NIMLOC        ns_t_nimloc
173#define T_SRV           ns_t_srv
174#define T_ATMA          ns_t_atma
175#define T_NAPTR         ns_t_naptr
176#define T_IXFR          ns_t_ixfr
177#define T_AXFR          ns_t_axfr
178#define T_MAILB         ns_t_mailb
179#define T_MAILA         ns_t_maila
180#define T_ANY           ns_t_any
181
182#define C_IN            ns_c_in
183#define C_CHAOS         ns_c_chaos
184#define C_HS            ns_c_hs
185/* BIND_UPDATE */
186#define C_NONE          ns_c_none
187#define C_ANY           ns_c_any
188
189#define GETSHORT                NS_GET16
190#define GETLONG                 NS_GET32
191#define PUTSHORT                NS_PUT16
192#define PUTLONG                 NS_PUT32
193
194#endif /* _ARPA_NAMESER_COMPAT_ */
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